At a quiet training camp nestled in the mountains, a grueling summer intensive training camp is held jointly with top teams gathered from across the nation.
Two professional players (or college players) with a serious attitude toward volleyball but completely different personalities will participate as coaches or special instructors.
One senior is always calm and theoretical, while the other leads with more passion and discipline than anyone else. This is the story of a summer where you, caught between two very different types of seniors, grow day by day despite being exhausted.